The Antique Wrench Patent Archive

Every grip the nineteenth century took on a nut

Implement wrench

Two side-view drawings of a hand wrench with a long handle and hinged ratchet-toothed jaws, one shown closed and the other open and gripping a burr, with an arrow indicating the turning direction.IMPROVED SCREW-WRENCH.F. Hollen and A. H. Pierce · February 25, 1862Patent drawing showing a hammer-and-wrench multiple tool: Fig. 1 depicts the hammer head attached above a forked socket-wrench body with an internal socket, Fig. 2 shows the hammer mounted atop a long walking-stick handle, and Fig. 3 gives a bottom view of the wrench's square recessed jaws.IMPROVEMENT IN MULTIPLE TOOLHenry J. Harris · September 13, 1870Line drawing of a wooden-handled combination tool showing a screwdriver shank with interchangeable points, a pivoting wrench jaw, a screw-holding clamp, and a separate pointed awl bit, labeled with reference letters A through I across seven numbered figures.IMPROVEMENT IN COMBINED TOOLS.George H. Miller · October 18, 1870Line drawing of a flat steel ripping tool with an angled hook-shaped handle, a notched cutting head holding an oblique blade flanked by two prongs, shown alone (Fig. 1) and inserted between two layers of cloth in two different guide orientations (Figs. 2 and 3).IMPROVEMENT IN RIPPING-TOOLS.Justus O. Woods · August 1, 1871Patent drawing of a fork-wrench showing two interlocking jaws (Fig. 1) with a pivoted lever having a pear-shaped cam-head sliding within a rectangular recess, and a separate sectional view (Fig. 2) of the sliding jaw's shank and flange.IMPROVEMENT IN FORK-WRENCHES.Daniel Witt · July 16, 1872Patent drawing of a crank-handled wrench with a curved handle ending in a breast-piece, a ratcheting lever mechanism with labeled pawl, ratchet, and jaws, and a small funnel-shaped oil-can mounted near the jaw assembly.IMPROVEMENT IN WRENCHESWilliam R. Moore · October 27, 1874Patent drawing of a chain pipe wrench showing a long lever with a bent hooked end (A) engaging a circular chain of alternating double and single plate-links labeled B, C, D, and E wrapped around a pipe in Fig. 1, and a side elevation in Fig. 2 showing the stacked link construction.IMPROVEMENT IN PIPE-WRENCHES.Daniel Gilbert · February 23, 1875Patent drawing of a pipe wrench showing a toothed revolving disk (B) paired with a pivoted hook-jaw (D) at the head of a long handle (A), with a rear view of the handle showing internal bolts C and E and a spring F, plus a small separate toothed insert piece G.IMPROVEMENT IN PIPE-WRENCHESEliphalet H. Adams and Asher F. Gates · January 18, 1876Patent drawing of a pipe-cutter tool showing a hooked jaw stock, sliding jaw, threaded feed-spindle, and a reversible rectangular cutting bit held in a small carrier block, illustrated in both cross-section and perspective views.PIPE-CUTTER.Hampton W. Evans · July 4, 1876Elongated multi-tool with a screwdriver tip, hammer head, and pyramid ice-pick at one end, a forked tack-puller at the other, ruler markings along the shaft, and a curved poker/pot-lifter finger and small sharpening plates along its length.IMPROVEMENT IN COMBINED IMPLEMENTSLester Beach · August 1, 1876Patent drawing of a combined pipe-wrench and pipe-cutter tool showing a curved hooked head with a rotary cutter and pivoting dog, a threaded shaft body, and a long handle ending in an oval knob, with a separate enlarged detail of the adjustable chamfering screw and swivel joint.IMPROVEMENT IN PIPE-WRENCHES WITH CUTTERS.John Brewer · August 20, 1878Patent drawing showing two interchangeable attachments for a handle: Fig. 1 depicts a curved cutting blade with a hooked jaw and adjusting thumb-screw, and Fig. 2 depicts a serrated wrench jaw with a similar curved handle and slot for the pivot bolt.IMPROVEMENT IN PIPE-WRENCHES WITH CUTTERS.William L. Truland · September 24, 1878Patent drawing of a combination nut and tap wrench showing a tapered shank with two side arms holding opposing jaws adjusted by right-and-left-hand screws with milled and T-shaped heads, alongside a front and end view of the same mechanism.IMPROVEMENT IN NUT AND TAP WRENCHESJoseph Goodrich · December 10, 1878Patent drawing of a pipe wrench showing a handled shank ending in a toothed circular disk jaw, with a two-part hooked movable jaw pivoted eccentrically to grip a section of pipe, shown in side and edge views.IMPROVEMENT IN PIPE-WRENCHESSamuel W. Hudson · February 18, 1879Patent drawing of a bung-bush insertion wrench showing a rounded head with a crossbar handle, a conical screw-threaded stem, four expanding corrugated plates arranged around the stem, and a retaining cap secured by a nut at the base, shown in elevation, cross-section, and end views.IMPROVEMENT IN WRENCHES FOR INSERTING BUNG-BUSHESDavid Ackerman · March 11, 1879Patent drawing of a bit-stock wrench showing a conical shank with pivoted expanding jaws, a threaded funnel-shaped sleeve, and a ratchet-equipped variant attached to a brace handle.IMPROVEMENT IN BIT-STOCK WRENCHES.Quimby S. Backus · June 24, 1879Patent drawing of a wrench with a sliding toothed jaw on a main bar, a hinged lever handle connected by pivoted fulcrum braces, and a small locking loop clasp, shown in four figures.SELF-ADJUSTING FULCRUM-LEVER WRENCHBenjamin F. Bennett · April 15, 1884Patent drawing showing a curved two-piece hub wrench with pivot bolt, jaws gripping an axle nut, and knurled binding screws on the outer ends, along with detail perspectives of the individual members.HUB-WRENCH.Melville Beach · July 8, 1890Patent drawing of an 1891 ratchet wrench showing a bulbous wooden handle, a bifurcated ratchet handle with pawl, a cylindrical shank, and adjustable sliding jaws with a milled nut for tightening, alongside a detail view of the pawl rod assembly.WRENCH.Charles H. Driver · April 7, 1891Patent drawing of an adjustable wrench with a long shank, squared bit end, pivoted spreading jaws at the top, and a threaded rod with wing nut for locking the jaw spread, shown in side view, cross-section, and end view.WRENCH.Charles W. Loeffler · April 9, 1895Patent drawing of a ratchet wrench showing a sectioned side view with internal ratchet, pawl, spring, and wooden handle, plus front and rear detail views of the ratchet head and pawl.RATCHET-WRENCH.Henry Markel · September 24, 1895Patent drawing of a Henry Alvin Dodge pump-wrench showing a hollow elliptical pump body (A) with a sliding wrench-stem (C) bearing a fixed jaw (L) and a movable jaw (O) on a shank (N), plus cross-sectional and top views revealing the internal plunger, ribs (K), finger-piece (R), and guide braces (G).PUMP-WRENCH.Henry Alvin Dodge · October 19, 1897Patent drawing of a cylindrical hub-wrench band with a yoke brace, crank handle, and spring-metal clamping jaws, shown in perspective and in cross-section fitted over a wheel hub.HUB-WRENCHHenry Sauls and George S. Cook · November 7, 1899